Wikipedia in English (1)

Magical stones, druids and fairies, supernatural powers of Irish gods, walkig on fire, omens, sacrificial victims, the origins of the cult of King Arthur, the Grail legend - the spiritual visions and romance of the Celtic race has fascinated generations of people throughout the world and had a lasting influence on the literature and the culture of the British Isles. In this book, Lewis Spence, a great authority on magic, mysticism and Celtic folklore, presents an astonishing account of the magic and occult arts of the Celtic people.